Denwa kōkanki to sono riron
By: Watanabe Takamasa ; Yoshida Taruo
Edition: 2-han
Series: Gendai erekutoronikusu sensho -- 42
Publisher: Kyōritsu Shuppan Kabushiki Kaisha
Published: 1962
Place of publication: Tōkyō
Language: jpn
Number of pages: 161